349263656 has 32 divisors (see below), whose sum is σ = 755844480. Its totient is φ = 148200000.

The previous prime is 349263653. The next prime is 349263667. The reversal of 349263656 is 656362943.

It is not an unprimeable number, because it can be changed into a prime (349263653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25220 + ... + 36531.

It is an arithmetic number, because the mean of its divisors is an integer number (23620140).

Almost surely, 2^349263656 is an apocalyptic number.

It is an amenable number.

349263656 is an abundant number, since it is smaller than the sum of its proper divisors (406580824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349263656 is a wasteful number, since it uses less digits than its factorization.

349263656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61865 (or 61861 counting only the distinct ones).

The product of its digits is 699840, while the sum is 44.

The square root of 349263656 is about 18688.5969510822. The cubic root of 349263656 is about 704.2353132537.

The spelling of 349263656 in words is "three hundred forty-nine million, two hundred sixty-three thousand, six hundred fifty-six".